Hi, near as I can tell this looks ok.

Some things to look at

* Is rs always properly initialized in the "else" code?
* Is there another "rs" variable declared in another scope?
* Is this a...

Hi,

this is easily found on the Java Apidocs...

http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Thread.html
(this is for 1.5. but 1.4.x behaves exactly the same)

static void sleep(long...